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Let ​ x^2+11x=3 ​.

What values make an equivalent number sentence after completing the square?

 

x^2+11x+___=___

 Mar 11, 2020
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Take 1/2 of the 'x' coefficient     11  * 1/2 = 5.5     now square it and add it to both sides of the equation (the blanks in your question)

 

5.5= 30.25

 Mar 11, 2020

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